{"accessLevel": "public", "bureauCode": ["010:12"], "contactPoint": {"@type": "vcard:Contact", "fn": "John Karl Bohlke", "hasEmail": "mailto:jkbohlke@usgs.gov"}, "description": "This data release contains chemical and isotopic data used in an investigation of nitrate sources and transport in the Upper Illinois River basin.   Samples (total = 445) include river water from the Upper Illinois River and its major tributaries plus urban wastewater and agricultural groundwater.  Data include concentrations of nitrate, chloride, and sulfate; isotope ratios of N and O in nitrate; and isotope ratios of H and O in water.", "distribution": [{"@type": "dcat:Distribution", "accessURL": "https://doi.org/10.5066/P93WD0TH", "description": "Landing page for access to the data", "format": "XML", "mediaType": "application/http", "title": "Digital Data"}, {"@type": "dcat:Distribution", "description": "The metadata original format", "downloadURL": "https://data.usgs.gov/datacatalog/metadata/USGS.5ba52dade4b08583a5c9d2d8.xml", "format": "XML", "mediaType": "text/xml", "title": "Original Metadata"}], "identifier": "http://datainventory.doi.gov/id/dataset/USGS_5ba52dade4b08583a5c9d2d8", "keyword": ["USGS:5ba52dade4b08583a5c9d2d8", "chloride concentration", "hydrogen isotope ratio", "nitrate concentration", "nitrogen isotope ratio", "oxygen isotope ratio", "stream flow", "sulfate concentration", "surface water quality"], "modified": "2020-08-31T00:00:00Z", "publisher": {"@type": "org:Organization", "name": "U.S. Geological Survey"}, "spatial": "-89.7, 40.5, -87.5, 42.2", "theme": ["geospatial"], "title": "Chemical and isotopic data for a study of seasonality of nitrate sources and isotopic composition in the Upper Illinois River, 2004-2008"}